What effect of the Columbian Exchange does this image illustrate? A. the population boom of domesticated animals that escaped into the wild
B. the conversion of the physical environment from grasslands to pasture
C. the introduction of milk cows to the Native Americans of the Midwest
D. the destruction of the natural landscape due to grazing cattle

In 1914, alabama produced 1.7 million bales of cotton, but three years later produced only 515,000, bales. meanwhile, in georgia, 5.2 million acres of land was dedicated for cotton production in 1914, but by 1923 there were just 2.6 million acres used for growing cotton. all of this was the result of the work of a tiny insect: the boll weevil. alabama and georgia first felt the effects of the boll weevil at different times. what would account for this difference in timing?